Add node retention integration tests to CI#3

Draft

robtaylor wants to merge 44 commits intoSilimate:node_retentionfrom

robtaylor:node_retention

Commits on Jan 16, 2026

Bug fix in &scorr.
alanminko
committed

Commits on Jan 17, 2026

Bug fix in &satlut.
alanminko
committed

Commits on Jan 18, 2026

Add an option to unhash a mapped AIG after &satlut.
alanminko
committed

Commits on Jan 19, 2026

Commits on Jan 21, 2026

Commits on Jan 22, 2026

Fix(&put): Missing spec in cec
wjrforcyber
committed

Commits on Jan 25, 2026

Updating the extension reading the arrival/required times.
alanminko
committed

Commits on Jan 27, 2026

Commits on Jan 28, 2026

Commits on Jan 29, 2026

Commits on Jan 30, 2026

Transforming init1 states.
alanminko
committed

Commits on Feb 1, 2026

Commits on Feb 2, 2026

Commits on Feb 3, 2026

Commits on Feb 4, 2026

Bug fix.
alanminko
committed

Commits on Feb 6, 2026

Fix box flop issue.
alanminko
committed

Commits on Feb 9, 2026

Updating delay trace for LUT mapping.
alanminko
committed

Commits on Feb 11, 2026

Merge remote-tracking branch 'upstream/master' into yosys-experimental
mmicko
committed

Commits on Feb 22, 2026